Mailey is a rare girls' name that peaked in 2010 and has grown less common since.
Mailey is a girl name. In 2025 it ranked #6,246 for girl births in the United States (and #10,839 across all names), given to 19 babies. Mailey first appears in 1999 and peaked in 2010 (40 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 19 | 19 | #6,246 |
| 2024 | 17 | 17 | #6,831 |
| 2023 | 18 | 18 | #6,570 |
| 2022 | 10 | 10 | #10,139 |
| 2021 | 11 | 11 | #9,322 |
| 2020 | 12 | 12 | #8,740 |
| 2019 | 23 | 23 | #5,551 |
| 2018 | 16 | 16 | #7,290 |
| 2017 | 18 | 18 | #6,708 |
| 2016 | 23 | 23 | #5,732 |
| 2015 | 19 | 19 | #6,623 |
| 2014 | 21 | 21 | #6,129 |
| 2013 | 32 | 32 | #4,502 |
| 2012 | 36 | 36 | #4,184 |
| 2011 | 19 | 19 | #6,759 |
| 2010 | 40 | 40 | #3,862 |
| 2009 | 34 | 34 | #4,438 |
| 2008 | 32 | 32 | #4,719 |
| 2007 | 29 | 29 | #5,048 |
| 2006 | 17 | 17 | #7,366 |
| 2005 | 13 | 13 | #8,655 |
| 2004 | 15 | 15 | #7,675 |
| 2003 | 12 | 12 | #8,842 |
| 2002 | 17 | 17 | #6,570 |
| 2000 | 9 | 9 | #10,408 |
| 1999 | 7 | 7 | #12,162 |